[INFO] updating cached repository cottonguard/rust-gfx-learn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cottonguard/rust-gfx-learn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cottonguard/rust-gfx-learn" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/cottonguard/rust-gfx-learn"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/cottonguard/rust-gfx-learn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cottonguard/rust-gfx-learn" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/cottonguard/rust-gfx-learn"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/cottonguard/rust-gfx-learn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de99ece8d2f844f05f3047bb80a319fcf099c85d
[INFO] sha for GitHub repo cottonguard/rust-gfx-learn: de99ece8d2f844f05f3047bb80a319fcf099c85d
[INFO] validating manifest of cottonguard/rust-gfx-learn on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cottonguard/rust-gfx-learn on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cottonguard/rust-gfx-learn
[INFO] finished frobbing cottonguard/rust-gfx-learn
[INFO] frobbed toml for cottonguard/rust-gfx-learn written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/cottonguard/rust-gfx-learn/Cargo.toml
[INFO] started frobbing cottonguard/rust-gfx-learn
[INFO] finished frobbing cottonguard/rust-gfx-learn
[INFO] frobbed toml for cottonguard/rust-gfx-learn written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/cottonguard/rust-gfx-learn/Cargo.toml
[INFO] crate cottonguard/rust-gfx-learn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cottonguard/rust-gfx-learn against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/cottonguard/rust-gfx-learn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a0bc40becd7d5b4497109d6239c93c205256a2304fff83aeb79c75e8a63bb895
[INFO] running `"docker" "start" "-a" "a0bc40becd7d5b4497109d6239c93c205256a2304fff83aeb79c75e8a63bb895"`
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]     Checking gfx_core v0.9.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.19.1
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]     Checking gfx_device_gl v0.16.1
[INFO] [stderr]     Checking gfx v0.18.1
[INFO] [stderr]     Checking gfx_window_glutin v0.31.0
[INFO] [stderr]     Checking gfx_learn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `start_time`
[INFO] [stderr]  --> src/frame_count.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     start_time: Instant,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `start_time`
[INFO] [stderr]  --> src/frame_count.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     start_time: Instant,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `main_depth`
[INFO] [stderr]   --> src/main.rs:38:59
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let (window, mut device, mut factory, main_color, mut main_depth) =
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_main_depth`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:55
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let (window, mut device, mut factory, main_color, mut main_depth) =
[INFO] [stderr]    |                                                       ----^^^^^^^^^^
[INFO] [stderr]    |                                                       |
[INFO] [stderr]    |                                                       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut data = pipe::Data {
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `main_depth`
[INFO] [stderr]   --> src/main.rs:38:59
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let (window, mut device, mut factory, main_color, mut main_depth) =
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_main_depth`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:55
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let (window, mut device, mut factory, main_color, mut main_depth) =
[INFO] [stderr]    |                                                       ----^^^^^^^^^^
[INFO] [stderr]    |                                                       |
[INFO] [stderr]    |                                                       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut data = pipe::Data {
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.62s
[INFO] running `"docker" "inspect" "a0bc40becd7d5b4497109d6239c93c205256a2304fff83aeb79c75e8a63bb895"`
[INFO] running `"docker" "rm" "-f" "a0bc40becd7d5b4497109d6239c93c205256a2304fff83aeb79c75e8a63bb895"`
[INFO] [stdout] a0bc40becd7d5b4497109d6239c93c205256a2304fff83aeb79c75e8a63bb895